Osman Diaz

"Ozzy"

AGE	35 / Nov 22, 1990
HEIGHT	6'4" / 193.04 cm
WEIGHT	185 lbs / 83.91 kg

ASSOCIATION
California Mixed Martial Arts

CLASS
Middleweight

Wins 10

KO / TKO

70%

SUBMISSIONS

20%

DECISIONS

10%

Losses 3

KO / TKO

100%

SUBMISSIONS

DECISIONS

FIGHT HISTORY - PRO

Result	Fighter	Event	Method/Referee	R	Time
win	Djorden Santos	UFC 313 - Pereira vs. Ankalaev Mar / 08 / 2025	Decision (Unanimous) Marc Goddard VIEW PLAY-BY-PLAY	3	5:00
loss	Mingyang Zhang	UFC Fight Night 248 - Yan vs. Figueiredo Nov / 23 / 2024	TKO (Elbow and Punches) Kevin Sataki VIEW PLAY-BY-PLAY	1	2:25
win	Bevon Lewis	LFA 184 - Diaz vs. Lewis May / 17 / 2024	TKO (Punches) Frank Trigg	2	3:24
win	Chuck Campbell	LFA 178 - Satybaldiev vs. Assis Mar / 08 / 2024	KO (Punches) Edward Collantes	1	4:59
loss	Joe Pyfer	Dana White's Contender Series - Contender Series 2022: Week 1 Jul / 26 / 2022	TKO (Punches) Mike Beltran VIEW PLAY-BY-PLAY	2	1:39
win	Bruno Assis	LFA 127 - Diaz vs. Assis Mar / 25 / 2022	KO (Punches) Frank Trigg	1	4:53
win	Moses Murrietta	LXF 6 - Lights Out Xtreme Fighting 6 Oct / 30 / 2021	KO (Punches) Milan Ayers	2	1:54
win	Logan Woods	LFA 94 - Demopoulos vs. Godinez Oct / 30 / 2020	TKO (Punches) Marcio Laselva	1	1:36
win	Andre Walker	Bellator 228 - Pitbull vs. Archuleta Sep / 28 / 2019	Submission (Rear-Naked Choke) Frank Trigg VIEW PLAY-BY-PLAY	1	3:05
win	Christopher Reyes	Bellator 214 - Fedor vs. Bader Jan / 26 / 2019	TKO (Punches) Frank Trigg VIEW PLAY-BY-PLAY	1	4:15
loss	Santiago Diaz	Roy Englebrecht Promotions - Fight Club OC 50 Feb / 15 / 2018	TKO (Punches) Michael Bell	1	0:15
win	Saad Ul-Hasan	FCOC - Fight Club OC Dec / 07 / 2017	TKO (Punches) Michael Bell	2	1:54
win	Leon Klee	KOTC - Sanctioned Jun / 14 / 2015	Submission (Rear-Naked Choke)	1	2:31

FIGHT HISTORY - AMATEUR

Result	Fighter	Event	Method/Referee	R	Time
win	Oscar Castro	559 Fights 31 - 2014 CAMO California State Finals Dec / 12 / 2014	Submission	3	0:36
win	Bruno Casillas	GetDown Promotions - GetDown Fights 14 Sep / 13 / 2014	Submission (Rear-Naked Choke) Rhett Francisco	2	1:36
loss	Dominick Reyes	U of MMA - Fight Night 7 Jun / 01 / 2014	Submission	1	0:27
win	Jerell Cephas	U of MMA - Fight Night 6 Mar / 30 / 2014	KO (Punch)	1	0:18
win	Samuelray Barrera	U of MMA - Fight Night 5 Feb / 09 / 2014	Submission	2	2:05
win	Josh Neal	U of MMA - Fight Night 4 Dec / 08 / 2013	Submission	2	0:30
loss	Jens Grau	U of MMA - Fight Night 3 Aug / 25 / 2013	KO (Punch)	2	1:23
win	Phillip Forteza	U of MMA - Fight Night 1 Mar / 03 / 2013	TKO (Punches)	2	0:08

PICTURES

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Oct 04, 2025

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Tristen Critchfield

Sep 30, 2025

Middleweight Makes 'Heartbreaking Decision' to Withdraw from UFC 320 An undisclosed medical issue has forced Osman Diaz to withdraw from UFC 320 less than a week before the event.

UFC

Tristen Critchfield

Sep 30, 2025

Osman Diaz

"Ozzy"

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Osman Diaz

"Ozzy"

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